Transit Authority (the Authority) is soliciting roposals for Design-Build services to include the design, construction, and rehabilitation of the Abutment and Aerial Structure, installation of reinforced concrete 'cut off wall', reinforcement of aerial pier structure, installation of additional foundation and foundation support to the existing abutment, realignment of bridge structure (including anchor bolt repair) and trackwork, site and sediment control work, fencing, slope stabilization, temporary access road and bridge, storm drainage open and RCP, Geo-technical design and instrumentation/monitoring, existing B&O Railroad Bridge drainage improvements. Estimated value range is $5M to $10M with a duration of 10 months.